🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.76 AU

Year: 185 Days

Day: 21.5 Hours

Environment

Temp: 157 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.53 AU - 0.81 AU

Year: 194 Days

Day: 25.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.59 AU - 0.75 AU

Year: 194 Days

Day: 43.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,341,419 km

• M1: 241,601 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1 AU - 1.28 AU

Year: 430 Days

Day: 41.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 109,341,419 km

• M1: 569,818 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.11 AU - 1.51 AU

Year: 529 Days

Day: 19.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.14 AU - 2.5 AU

Year: 1248 Days

Day: 31.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.3

Radius: 3.3

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 14.82 AU - 20.98 AU

Year: 26741 Days

Day: 23.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 109,341,419 km

• M1: 40,990 km (0.04 R)
• M2: 145,110 km (0.078 R)
• M3: 457,919 km (0.032 R)
• M4: 663,467 km (0.032 R)
• M5: 983,008 km (0.114 R)
• M6: 1,455,737 km (0.118 R)
• M7: 1,934,749 km (0.11 R)
• M8: 2,804,062 km (0.049 R)
• M9: 3,676,368 km (0.104 R)
• M10: 3,818,336 km (0.058 R)
• M11: 4,235,565 km (0.115 R)
• M12: 4,917,132 km (0.097 R)
• M13: 6,618,060 km (0.089 R)
• M14: 7,262,528 km (0.088 R)
• M15: 8,281,589 km (0.07 R)
• M16: 9,765,749 km (0.085 R)
• M17: 10,428,617 km (0.07 R)
• M18: 10,771,047 km (0.088 R)
• M19: 11,179,898 km (0.117 R)
• M20: 12,215,863 km (0.043 R)
• M21: 12,854,347 km (0.043 R)
• M22: 13,921,578 km (0.086 R)
• M23: 14,406,574 km (0.033 R)
• M24: 18,202,919 km (0.088 R)
• M25: 19,204,028 km (0.07 R)
• M26: 19,545,710 km (0.109 R)
• M27: 22,520,763 km (0.069 R)
• M28: 26,199,673 km (0.105 R)
• M29: 30,955,240 km (0.054 R)
• M30: 33,968,291 km (0.113 R)
• M31: 38,236,767 km (0.03 R)
• M32: 39,873,517 km (0.059 R)
• M33: 40,849,494 km (0.099 R)
• M34: 42,271,272 km (0.052 R)
• M35: 45,062,918 km (0.104 R)
• M36: 50,038,094 km (0.093 R)
• M37: 53,158,556 km (0.119 R)
• M38: 53,662,851 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.1

Radius: 3

Gravity: 110.46 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 14.45 AU - 22.99 AU

Year: 28599 Days

Day: 23.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 109,341,419 km

• M1: 37,699 km (0.119 R)
• M2: 160,219 km (0.109 R)
• M3: 271,969 km (0.072 R)
• M4: 860,337 km (0.107 R)
• M5: 978,968 km (0.096 R)
• M6: 1,510,938 km (0.117 R)
• M7: 1,745,209 km (0.109 R)
• M8: 2,094,520 km (0.071 R)
• M9: 2,261,321 km (0.119 R)
• M10: 2,411,069 km (0.068 R)
• M11: 5,094,555 km (0.082 R)
• M12: 9,475,828 km (0.087 R)
• M13: 10,538,422 km (0.113 R)
• M14: 11,825,712 km (0.09 R)
• M15: 13,134,543 km (0.098 R)
• M16: 14,366,632 km (0.119 R)
• M17: 17,248,784 km (0.098 R)
• M18: 17,537,209 km (0.061 R)
• M19: 19,130,277 km (0.029 R)
• M20: 20,816,993 km (0.069 R)
• M21: 21,585,178 km (0.068 R)
• M22: 23,529,202 km (0.103 R)
• M23: 24,847,309 km (0.113 R)
• M24: 27,108,929 km (0.103 R)
• M25: 42,383,919 km (0.103 R)
• M26: 43,971,751 km (0.029 R)
• M27: 47,830,030 km (0.103 R)
• M28: 51,509,838 km (0.097 R)
• M29: 52,107,482 km (0.097 R)
• M30: 53,724,036 km (0.112 R)
• M31: 56,421,735 km (0.069 R)
• M32: 64,591,125 km (0.08 R)
• M33: 77,875,116 km (0.089 R)
• M34: 82,134,467 km (0.066 R)
• M35: 86,827,203 km (0.114 R)
• M36: 91,404,299 km (0.098 R)
• M37: 97,348,271 km (0.114 R)
• M38: 97,652,104 km (0.104 R)
• M39: 98,567,195 km (0.119 R)
• M40: 101,658,934 km (0.077 R)
• M41: 103,544,615 km (0.112 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 20,201 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit